20302581

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{619}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 30241120

約数和(自身を除く): 9938539

約数列:

[1, 3, 13, 29, 39, 87, 377, 619, 841, 1131, 1857, 2523, 8047, 10933, 17951, 24141, 32799, 53853, 233363, 520579, 700089, 1561737, 6767527, 20302581]

約数ペア:

[(1, 20302581), (3, 6767527), (13, 1561737), (29, 700089), (39, 520579), (87, 233363), (377, 53853), (619, 32799), (841, 24141), (1131, 17951), (1857, 10933), (2523, 8047)]